Robert Newton
Dr. Clive Riordan
Phil Brown
Bill Kronin
Sally Gray
Storm Riordan
Naunton Wayne
Supt. Finsbury
James Harcourt
Aitkin (butler)
Betty Cooper
Miss Stevens (receptionist)
Allan Jeayes
The Colonel, blustery club member
Ronald Adam
Talkative, balding club member
Roddy Hughes
Bespectacled third club member, from Whitehall
Olga Lindo
Mrs. Humphries
Stanley Baker
Policeman at Garage
Russell Waters
Detective at Garage
Michael Balfour
American Sailor Promoting Book
Sam Kydd
Club steward
